/**
 * Copyright 2004 Cordys R&D B.V. 
 * 
 * This file is part of the Cordys FTP Connector. 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 package com.eibus.applicationconnector.ftp;

import com.eibus.xml.nom.Node;
import com.eibus.xml.nom.Document;
import com.eibus.util.logger.CordysLogger;
import com.eibus.util.logger.Severity;

/**
 * This class is the handler for FTP's PWD command
 */
class PrintWorkingDirectory extends FTPCommand
{
    private Document document;
	private String statusMsg;
	private static final CordysLogger logger = CordysLogger.getCordysLogger(PrintWorkingDirectory.class);

    @Override
	public boolean prepare()
	{
		try
		{
			statusMsg = adapter.printWorkingDirectory();
			logger.log(Severity.DEBUG, "Response received after executing the command is: " + statusMsg);
		}
		catch(Exception e)
		{			
			logger.log(Severity.ERROR, "Exception occurred while executing printWorkingDirectory(): " + e.getMessage(), e);
			return false;
		}
		
		return true;
    }

    @Override
	public void commit()
    {
		int responseXMLNode = response.getXMLNode();
		document = Node.getDocument(responseXMLNode);

		addRequestDetailsToResponse(requestXML, responseXMLNode);
		if (ftpConfiguration.getProtocol().equals("SFTP"))
		{
			document.createTextElement("status", statusMsg, responseXMLNode);
		}
		else
		{
	        document.createTextElement("statuscode", statusMsg.substring(0, 3), responseXMLNode);
	        document.createTextElement("status", statusMsg.substring(4), responseXMLNode);			
		}

		/* After the command is complete, disconnect the adapter from the FTP server */
        adapter.disconnect();
    }
}